Mondell Field (ECS)

Airport information: Newcastle, WY, United States. Search for another airport below.

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Location and general information

ICAO code: KECS
FAA identifier: ECS
FAA site number: 27858.*A
City / state: Newcastle, WY
County: Weston
Time zone: America/Denver
Reference point: 43°53'03.30" N
104°18'52.20" W
Elevation: 4177.5 ft (surveyed)
Magnetic variation: 8° E (2015)
Status: Operational
Ownership: Public, City of Newcastle/Weston Co
Use: Open to the public
Airport area: 241 acres
From downtown: 5 NM northwest
Sectional chart: Cheyenne
Activated: 12/1938

Services and facilities

Control tower: No
Attendance: All months, mon-sat, 0800-1700
Fuel: 100LL, Jet A
Airframe / engine repair: None / none
Transient storage: Hangar, tie-downs
Other services: Flight instruction
ARTCC: Denver (ZDV)
Flight service: Casper (CPR)
1-800-WX-BRIEF
NOTAM facility: CPR
Wind indicator: Lighted
Beacon: White and green, sunset to sunrise
Segmented circle: Yes
Landing fee: No
Customs: No
Airport manager: Byrand Streeter
307-746-4666
Last FAA inspection: 05/29/2026

FAA remarks

Wildlife on or near the runways. Migratory bird flight paths near airport.
For CD contact Denver ARTCC at 303-651-4257.
High vol of aircraft oprng in the vicinity of of MT rushmore and crazy horse monuments at or below 7500 ft; pilots are advised to maintain 122.85 for traffic advisories.

Source: FAA Airport Data and Information Portal (ADIP), effective October 29, 2026. View this airport on the FAA site

Airport facts

ICAO code: KECS
FAA identifier: ECS
Location: Newcastle, WY, United States
Elevation: 4177.5 ft
Time zone: America/Denver
Coordinates: 43.88425, -104.3145

Runways

Runway	Size	Surface
14 / 32	5,310 × 75 ft	Asphalt, good

Codes, elevation and runways: FAA airport data (NASR), effective 2026-10-29. Reference only, not for navigation.

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